Title:
エレクトレットコンデンサー
Document Type and Number:
Japanese Patent JP4244885
Kind Code:
B2
Inventors:
Toru Yamaoka
Yuichi Miyu
Hiroshi Ogura
Yuichi Miyu
Hiroshi Ogura
Application Number:
JP2004251573A
Publication Date:
March 25, 2009
Filing Date:
August 31, 2004
Export Citation:
Assignee:
Panasonic Corporation
International Classes:
H04R19/04; H04R19/01
Domestic Patent References:
| JP2000508860A | ||||
| JP2002209298A | ||||
| JP2003348696A | ||||
| JP2003163998A | ||||
| JP2002315097A | ||||
| JP2002345088A | ||||
| JP2004147152A | ||||
| JP59038621A |
Attorney, Agent or Firm:
Fumio Iwahashi
Hiroki Naito
Daisuke Nagano
Hiroki Naito
Daisuke Nagano